Hacker News Reader

That’s pretty much why during the downtime visit instagram.com showed a 503 from AWS instead.

Wonder why they're still using AWS given that FB operates its own data centers...

No idea. I'd speculate that it's some kind of historical reasons from before FB acquired IG.

Could be that nobody thought to ask. If it was an oversight that'll be rectified shortly, now that everyone in the company knows about it.

probably a testimony to the cost of aws lock-in